Not an apex domain
The domain 9B450DC26480BBA32D9A256460ECE835.9AED38F1FC7D7CF6F352162A2B1B718B.5eff19b460a0dc6.comodoca.com.itconnection.se is not the root of its zone.
Instead, try zone transfer on itconnection.se .
Instead, try zone transfer on itconnection.se .